37 lines
841 B
Lua
37 lines
841 B
Lua
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gen = {}
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function gen:new(game,sprite)
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local Background = game.objects.base:new(game,0,0,game.WIDTH,game.HEIGHT)
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Background.sprite = sprite
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Background.spritewidth = sprite:getWidth()
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Background.spriteheight = sprite:getHeight()
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Background.nbwidth = game.WIDTH%sprite:getWidth()+2
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Background.nbheight = game.HEIGHT%sprite:getHeight()+2
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Background.speed = 30
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Background.depth = -2
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Background.offx = 0
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Background.offy = 0
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function Background:step(dt)
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self.offx = (self.offx + dt*self.speed)%self.spritewidth
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self.offy = (self.offy + dt*self.speed)%self.spriteheight
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end
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function Background:draw()
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local i=0
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local j=0
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for i=-1,self.nbwidth-1 do
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for j=-1,self.nbheight-1 do
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lg.draw(self.sprite,i*self.spritewidth+self.offx,j*self.spritewidth+self.offy)
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end
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end
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end
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return Background
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end
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return gen
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